6724723 has 8 divisors (see below), whose sum is σ = 7062480. Its totient is φ = 6394080.

The previous prime is 6724721. The next prime is 6724747. The reversal of 6724723 is 3274276.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6724723 - 2¹ = 6724721 is a prime.

It is an Ulam number.

It is a Duffinian number.

6724723 is a modest number, since divided by 24723 gives 67 as remainder.

It is not an unprimeable number, because it can be changed into a prime (6724721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213 + ... + 3673.

It is an arithmetic number, because the mean of its divisors is an integer number (882810).

Almost surely, 2^6724723 is an apocalyptic number.

6724723 is a deficient number, since it is larger than the sum of its proper divisors (337757).

6724723 is a wasteful number, since it uses less digits than its factorization.

6724723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3557.

The product of its digits is 14112, while the sum is 31.

The square root of 6724723 is about 2593.2070877583. The cubic root of 6724723 is about 188.7519585195.

Adding to 6724723 its reverse (3274276), we get a palindrome (9998999).

It can be divided in two parts, 6724 and 723, that added together give a palindrome (7447).

The spelling of 6724723 in words is "six million, seven hundred twenty-four thousand, seven hundred twenty-three".